[PATCH 1/3] qfw/acpi: do not zero out XSDT address

Bin Meng bmeng.cn at gmail.com
Mon Nov 3 12:06:59 CET 2025


On Sat, Nov 1, 2025 at 3:59 AM Heinrich Schuchardt
<heinrich.schuchardt at canonical.com> wrote:
>
> On RISC-V QEMU provides an XSDT table. The RSDP table points to it.
> We must not zero out this pointer because otherwise no ACPI table can be
> found.
>
> Fixes: 15ca25e31ed5 ("x86: emulation: Support BLOBLIST_TABLES properly")
> Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt at canonical.com>
> ---
>  drivers/misc/qfw_acpi.c | 1 -
>  1 file changed, 1 deletion(-)
>

Yeah, QEMU for x86 machines does not generate XSDT tables but only RSDT.

Reviewed-by: Bin Meng <bmeng.cn at gmail.com>


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